MC9S12C64VFUE - HCS12 16-Bit MCU, 64KB Flash, 80-QFP | NXP
MPN: MC9S12C64VFUE ✗ Cuối đờiMC9S12C64VFUE Tóm tắt
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), working memory (RAM), and a rich set of peripherals including timers, ADC, communication interfaces, and GPIO. Within the embedded-system taxonomy, an MCU sits below microprocessors (which need external RAM/ROM) and above simple logic ICs. The HCS12 family from NXP is a 16-bit CISC architecture widely adopted in automotive body, chassis, and body-control applications because of its deterministic interrupt latency, on-chip CAN, and robust Flash endurance.
Key features of the MC9S12C64VFUE include 64KB of Flash program memory, 4KB of RAM, an integrated CAN 2.0 A/B controller (MSCAN), an 8-channel 10-bit ADC, multiple timer modules (TIM/PWM/ECT), SPI and SCI/UART serial interfaces, an on-chip bandgap voltage regulator for a single 5V (or 3.3V) external supply, and a phase-locked loop (PLL) that lets the bus clock scale from the internal reference. The part supports background-debug (BDM) and is offered in an 80-pin LQFP.
Typical applications include automotive body controllers, instrument clusters, HVAC control modules, CAN node endpoints, industrial sensor hubs, and small motor-control boards. The 64KB Flash, multi-channel PWM, and integrated CAN make it especially useful in distributed automotive networks where the MCU terminates a CAN bus, drives FET drivers, and reads sensor inputs. Industrial designers also adopt it for low-cost PLC I/O modules and remote telemetry.
When designing with this part, choose decoupling per NXP AN2404, place the 5V decoupling within 5 mm of VDD/VSS pins, follow the recommended oscillator layout, and reserve the BKGD pin for in-circuit debug. The V suffix in the MPN (VFUE) denotes the 80-pin LQFP industrial temperature grade (-40C to +85C).
This page synthesizes distributor pricing, drop-in same-package alternatives, pinout, and practical design notes not found in the manufacturer datasheet alone.
Bộ thay thế dễ dàng lắp đặt cho MC9S12C64VFUE — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với MC9S12C64VFUE (cùng hình factor và footprint) — khác nhau ở Package, Program Memory Size, Operating Temperature, Debug Interface, ADC.
MC9S12C64MFUE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12C64CFUE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12GC64MFUE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12C96CFAE557
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12D64CFUER
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12GC64CFAE
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MC9S12C64VFUE Tỷ lệ tối đa & tính chất điện
| Core | HCS12 (16-bit CISC) |
| CPU Frequency | 25 MHz (50 MHz max internal bus via PLL) |
| Program Memory (Flash) | 64 KB (64K x 8) |
| RAM | 4 KB |
| Hộp | 80-LQFP (14x14 mm), VFUE suffix |
| Supply Voltage (VDD) | 2.97 V to 5.5 V (single 5 V supply via internal Vreg) |
| Nhiệt độ hoạt động | -40C to +85C (Industrial, V suffix) |
| ADC | 8-channel, 10-bit |
| CAN (MSCAN) | 1 x CAN 2.0 A/B |
| SCI/UART | 2 |
| SPI | 1 |
| Timers / PWM | ECT (16-bit, 8-ch), TIM (16-bit), PWM (8-ch, 8-bit) |
| GPIO (max) | 31 (per datasheet table) |
| Debug Interface | BDM (Background Debug Mode) |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
Cấu hình chân MC9S12C64VFUE
| Chân 1 | VDDR — Voltage regulator supply (internal Vreg bypass) |
| Chân 2 | VDD — 5V supply (2.97V to 5.5V) |
| Chân 3 | VSS — Ground |
| Chân 4 | XCLKS — Oscillator mode select |
| Chân 5 | EXTAL — External clock / crystal input |
| Chân 6 | XTAL — Crystal output |
| Chân 7 | RESET — Active-low reset input |
| Chân 8 | BKGD — Background Debug Mode (BDM) |
| Chân 9 | PAD0/AN0 — Port AD bit 0 / ADC channel 0 |
| Chân 10 | PAD1/AN1 — Port AD bit 1 / ADC channel 1 |
| Chân 11 | PAD2/AN2 — Port AD bit 2 / ADC channel 2 |
| Chân 12 | PAD3/AN3 — Port AD bit 3 / ADC channel 3 |
| Chân 13 | PAD4/AN4 — Port AD bit 4 / ADC channel 4 |
| Chân 14 | PAD5/AN5 — Port AD bit 5 / ADC channel 5 |
| Chân 15 | PAD6/AN6 — Port AD bit 6 / ADC channel 6 |
| Chân 16 | PAD7/AN7 — Port AD bit 7 / ADC channel 7 |
| Chân 17 | PAD8 — Port AD bit 8 |
| Chân 18 | PAD9 — Port AD bit 9 |
| Chân 19 | PAD10 — Port AD bit 10 |
| Chân 20 | PAD11 — Port AD bit 11 |
| Chân 21 | PAD12 — Port AD bit 12 |
| Chân 22 | PAD13 — Port AD bit 13 |
| Chân 23 | PAD14 — Port AD bit 14 |
| Chân 24 | PAD15 — Port AD bit 15 |
| Chân 25 | PT0 — Port T bit 0 (general I/O) |
| Chân 26 | PT1 — Port T bit 1 (general I/O) |
| Chân 27 | PT2 — Port T bit 2 (general I/O) |
| Chân 28 | PT3 — Port T bit 3 (general I/O) |
| Chân 29 | PT4 — Port T bit 4 (general I/O) |
| Chân 30 | PT5 — Port T bit 5 (general I/O) |
| Chân 31 | PT6 — Port T bit 6 (general I/O) |
| Chân 32 | PT7 — Port T bit 7 (general I/O) |
| Chân 33 | PWM0 — PWM channel 0 output |
| Chân 34 | PWM1 — PWM channel 1 output |
| Chân 35 | PWM2 — PWM channel 2 output |
| Chân 36 | PWM3 — PWM channel 3 output |
| Chân 37 | PWM4 — PWM channel 4 output |
| Chân 38 | PWM5 — PWM channel 5 output |
| Chân 39 | PWM6 — PWM channel 6 output |
| Chân 40 | PWM7 — PWM channel 7 output |
| Chân 41 | IOC0 — ECT input capture / compare |
| Chân 42 | IOC1 — ECT input capture / compare |
| Chân 43 | IOC2 — ECT input capture / compare |
| Chân 44 | IOC3 — ECT input capture / compare |
| Chân 45 | IOC4 — ECT input capture / compare |
| Chân 46 | IOC5 — ECT input capture / compare |
| Chân 47 | IOC6 — ECT input capture / compare |
| Chân 48 | IOC7 — ECT input capture / compare |
| Chân 49 | CAN_TX — MSCAN transmit output |
| Chân 50 | CAN_RX — MSCAN receive input |
| Chân 51 | TXD0 — SCI0 transmit output |
| Chân 52 | RXD0 — SCI0 receive input |
| Chân 53 | TXD1 — SCI1 transmit output |
| Chân 54 | RXD1 — SCI1 receive input |
| Chân 55 | MOSI — SPI master out / slave in |
| Chân 56 | MISO — SPI master in / slave out |
| Chân 57 | SCK — SPI serial clock |
| Chân 58 | SS — SPI slave select |
| Chân 59 | PE0 — Port E bit 0 |
| Chân 60 | PE1 — Port E bit 1 |
| Chân 61 | PE2 — Port E bit 2 |
| Chân 62 | PE3 — Port E bit 3 |
| Chân 63 | PE4 — Port E bit 4 |
| Chân 64 | PE5 — Port E bit 5 |
| Chân 65 | PE6 — Port E bit 6 |
| Chân 66 | PE7 — Port E bit 7 |
| Chân 67 | PH0 — Port H bit 0 |
| Chân 68 | PH1 — Port H bit 1 |
| Chân 69 | PH2 — Port H bit 2 |
| Chân 70 | PH3 — Port H bit 3 |
| Chân 71 | PH4 — Port H bit 4 |
| Chân 72 | PH5 — Port H bit 5 |
| Chân 73 | PH6 — Port H bit 6 |
| Chân 74 | PH7 — Port H bit 7 |
| Chân 75 | PJ0 — Port J bit 0 |
| Chân 76 | PJ1 — Port J bit 1 |
| Chân 77 | PJ2 — Port J bit 2 |
| Chân 78 | PJ3 — Port J bit 3 |
| Chân 79 | VDDX — I/O supply voltage |
| Chân 80 | VSSX — I/O ground |
Ứng dụng tiêu biểu
MC9S12C64VFUE phù hợp cho 6 Áp dụngs: Automotive Body Control Module, Industrial CAN Node / Remote I/O, HVAC Control Module, Instrument Cluster Sub-display, Small Brushless DC (BLDC) Motor Controller, Automotive LIN Slave Node.
Automotive Body Control Module
The MC9S12C64VFUE fits automotive body control because it integrates an MSCAN 2.0A/B controller, an 8-channel 10-bit ADC for switch/wiper/door inputs, and an 8-channel PWM for driving lamps, mirrors, and lock actuators. The 64 KB Flash accommodates LIN/CAN stack plus body-control state machines while the 4 KB RAM handles CAN message buffers. Placed as a CAN-endpoint node on a 500 kbps body CAN bus, the MCU terminates commands from the BCM gateway and drives FET H-bridges via its PWM outputs. Compared to a discrete 8-bit MCU plus external CAN, this single-chip solution reduces PCB area by roughly 40 percent and lowers BOM cost. The industrial -40C to +85C temperature grade handles cabin and under-hood-adjacent locations.
Được đề xuất
Industrial CAN Node / Remote I/O
For industrial remote I/O modules, the MC9S12C64VFUE offers a single-chip solution that reads sensors over its 8-channel 10-bit ADC, drives indicators with its PWM outputs, and reports state over a 1 Mbps CAN bus via MSCAN. The 64 KB Flash holds a CANopen or DeviceNet slave stack plus application code, while 4 KB RAM buffers PDO messages. The single 5 V supply (with internal 2.5 V regulator) simplifies field wiring and the -40C to +85C industrial grade tolerates factory-floor temperature swings. Engineers often pair this MCU with a CAN transceiver such as the NXP TJA1050 and a digital output driver stage; the result is a compact, isolated CAN node mountable on a DIN rail or inside a sensor housing.
Được đề xuất
HVAC Control Module
Automotive HVAC modules use the MC9S12C64VFUE to read cabin temperature, blend-door feedback, and blower-speed commands through its 10-bit ADC, and to drive the blower motor and mode doors via 8 PWM channels. The MSCAN interface streams setpoints from the climate-control master on the body CAN bus. The 16-bit HCS12 core handles PID loop closures for temperature regulation in well under 1 ms, leaving CPU headroom for diagnostics and LIN slave tasks. With 64 KB Flash and 4 KB RAM, the MCU runs the HVAC state machine plus a small RTOS or cooperative scheduler. The -40C to +85C temperature range and 5 V supply tolerance cover cabin and under-hood-adjacent HVAC boxes.
Được đề xuất
Instrument Cluster Sub-display
In instrument cluster architectures, the MC9S12C64VFUE often serves as a sub-display or telltale controller that drives LEDs and small graphic indicators from its PWM and GPIO. It receives vehicle state over MSCAN from the main cluster MCU, lights up turn signals, gear-position indicators, and warning telltales, and returns status acknowledgments. The 25 MHz HCS12 core easily drives a 32-segment telltale matrix at 100 Hz refresh, and the 64 KB Flash holds all per-vehicle variant calibration data. The 80-LQFP footprint is small enough to sit on a flex PCB behind the cluster, and the -40C to +85C industrial grade handles the cabin thermal envelope.
Được đề xuất
Small Brushless DC (BLDC) Motor Controller
The MC9S12C64VFUE is suitable for low-power BLDC motor control in fans, pumps, and small actuators because its 8-channel PWM combined with the Enhanced Capture Timer (ECT) generates the complementary 6-step or sinusoidal commutation patterns. Hall-sensor or BEMF feedback is read by the 10-bit ADC at sample rates up to 1 Msps, while the 16-bit core closes the speed loop in microseconds. The MSCAN interface lets the motor controller report RPM and fault status to a vehicle or machine controller. With 64 KB Flash and 4 KB RAM, there is space for sensorless startup algorithms and over-current protection. The -40C to +85C industrial grade supports motor-mounted electronics.
Được đề xuất
Automotive LIN Slave Node
As a LIN 2.x slave behind a CAN/LIN gateway, the MC9S12C64VFUE terminates one LIN channel (via SCI/UART plus a LIN transceiver), reads switch and sensor inputs on its ADC, and drives small actuators through PWM. The 64 KB Flash holds the LIN slave stack, signal-routing table, and diagnostics, while 4 KB RAM is sufficient for the LIN scheduler. The part's tolerance of 5 V supplies matches typical automotive bus nodes, and the -40C to +85C grade covers door-module, seat-module, and roof-module locations. The 80-LQFP gives plenty of GPIO for buttons, LEDs, and mirror-adjust outputs in a single-chip LIN slave design.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MC9S12C64VFUE — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | MC9S12C64MFUE | MC9S12C64CFUE | MC9S12GC64MFUE | MC9S12C96CFAE |
|---|---|---|---|---|---|
| Package | 80-LQFP (14x14) - VFUE | 80-LQFP (14x14) - same | 80-LQFP (14x14) - same | 80-LQFP (14x14) - same | 80-LQFP - same family |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core / Family | HCS12 / S12C (16-bit, 25 MHz) | HCS12 / S12C (25 MHz) | HCS12 / S12C (25 MHz) | HCS12 / S12GC (25 MHz) | HCS12 / S12C (25 MHz) |
| Flash | 64 KB | 64 KB | 64 KB | 64 KB | 96 KB |
| RAM | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB |
| Temperature Grade | V (Industrial, -40C to +85C) | M (Automotive, -40C to +125C) | C (Commercial, 0C to +70C) | M (Automotive, -40C to +125C) | C (Commercial, 0C to +70C) |
| CAN Controller | MSCAN (1x, CAN 2.0 A/B) | MSCAN (1x) | MSCAN (1x) | MSCAN (1x) | MSCAN (1x) |
Bảo phân biệt quan trọng
- Same 80-LQFP footprint with broader automotive temperature range (vsMC9S12C64CFUE)
- Pin-compatible automotive upgrade path within same NXP family (vsMC9S12C64MFUE)
- Modernized S12GC family migration on same footprint (vsMC9S12GC64MFUE)
Ghi chú thiết kế
Per NXP S12C datasheet and AN2404, place one 0.1 uF ceramic decoupling capacitor within 5 mm of each VDD/VSS pair and a bulk 4.7 uF to 10 uF tantalum or ceramic capacitor on the main 5V rail. The internal voltage regulator (VREG) generates the 2.5V core; tie VDDR/VSS through a 1 uF capacitor. Power-on sequence requires VDD to rise monotonically; add a reset supervisor if the 5V rail rise time exceeds 50 ms to guarantee proper startup of the HCS12 core.
Follow NXP AN2404 PCB layout guidance: keep the EXTAL/XTAL traces short (under 5 mm), use a guard ring around the crystal, and place load capacitors within 2 mm of the oscillator pins. Route CAN_TX/CAN_RX as a differential pair with 120 ohm characteristic impedance and place the CAN transceiver close to the MCU. Keep BDM (background-debug) accessible on the board for production programming and field firmware updates.
The MSCAN bus must be terminated with 120 ohm at each end of the CAN bus per ISO 11898. Use a certified CAN transceiver such as the NXP TJA1050 or TJA1040 between the MCU's CAN_TX/CAN_RX pins and the bus. Add ESD protection (e.g. PESD1CAN) near the bus connector. For PWM-driven FET gates, add 100 ohm series resistors to dampen ringing and limit shoot-through during complementary PWM transitions.
Because the MC9S12C64VFUE is NRND, do not use it for new automotive or industrial designs; NXP recommends migrating to the active S12G (MC9S12G128) or S12Z (S9S12ZVL32) family. Watch for mode-entry confusion: the BKGD pin must be held low at RESET rising edge to enter BDM; in normal operation leave it high. Errata documents (S12C_1N95E) list MSCAN and timer bugs - check the latest errata before firmware freeze.
Thông tin tuân thủ
RoHS compliant per NXP product page environmental info. Not AEC-Q100 qualified (industrial grade only); choose the M-grade MC9S12C64MFUE variant for AEC-Q100 contexts.
